Lexer

- Renamed Lexer2 to Lexer, it looks good enough to assume control.

src/CMakeLists.txt

@@ -20,7 +20,7 @@ set (task_SRCS CLI.cpp CLI.h
                Hooks.cpp Hooks.h
                ISO8601.cpp ISO8601.h
                JSON.cpp JSON.h
-               Lexer2.cpp Lexer2.h
+               Lexer.cpp Lexer.h
                Msg.cpp Msg.h
                Nibbler.cpp Nibbler.h
                Path.cpp Path.h